body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}

header {
    background-color: #ff4136; /* Rojo vibrante */
    color: white;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    margin: 0;
    font-family: 'Oswald', sans-serif;
    font-size: 2.5em;
}

header p {
    margin: 5px 0 0;
}

.container {
    display: flex;
    justify-content: space-between;
    width: 90%;
    margin: 20px auto;
    gap: 20px;
}

.main-content {
    flex-basis: 70%;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

.sidebar {
    flex-basis: 30%;
}

.ad-space {
    background: white;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    text-align: center;
}

.ad-space img {
    max-width: 100%;
    height: auto;
}

h2, h3, h4 {
    color: #333;
    font-family: 'Oswald', sans-serif;
    border-bottom: 2px solid #f4f4f4;
    padding-bottom: 10px;
}

.vendor-section {
    margin-bottom: 30px;
    padding: 15px;
    background-color: #fafafa;
    border-left: 5px solid #ff4136;
}

.affiliate-notice {
    background-color: #fffacd; /* Color limón suave */
    border: 1px solid #ffebcd;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    font-size: 0.9em;
}

.offer-list ul {
    list-style-type: none;
    padding: 0;
}

.offer-list li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.expert-comment {
    background-color: #e3f2fd;
    padding: 10px;
    border-radius: 5px;
    margin: 15px 0;
    font-style: italic;
    border-left: 3px solid #2196f3;
}

.expert-title {
    font-weight: bold;
    display: block;
    margin-bottom: 5px;
    color: #0d47a1;
}

a {
    color: #007bff;
    text-decoration: none;
    font-weight: bold;
}

a:hover {
    text-decoration: underline;
}

.btn-all-offers {
    display: inline-block;
    background-color: #007bff;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    margin-top: 10px;
    text-decoration: none;
}

.btn-all-offers:hover {
    background-color: #0056b3;
    text-decoration: none;
}

footer {
    text-align: center;
    padding: 20px 0;
    background-color: #333;
    color: white;
    font-size: 0.8em;
}

footer a {
    color: #ff4136;
    margin: 0 5px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
        width: 95%;
    }

    .main-content, .sidebar {
        flex-basis: 100%;
    }

    header h1 {
        font-size: 2em;
    }
}